Nature of Business and Summary of Significant Accounting Policies (Tables)

12 Months Ended

Nov. 30, 2021

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Allowances Against Accounts Receivable

A summary of activity in the allowance for doubtful accounts is as follows (in thousands):

	November 30, 2021		November 30, 2020		November 30, 2019
Beginning balance	$	886	$	667	$	574
Charge to costs and expenses	58		429		606
Write-offs and other	(408)		(169)		(457)
Translation adjustments	16		(41)		(56)
Ending balance	$	552	$	886	$	667

Schedule of Activity in Allowance for Sales Credit Memos

A summary of activity in the allowance for sales credit memos is as follows (in thousands):

	November 30, 2021		November 30, 2020		November 30, 2019
Beginning balance	$	429	$	158	$	266
(Credit) charge to revenue	(340)		265		(60)
Write-offs and other	—		—		(46)
Translation adjustments	(7)		6		(2)
Ending balance	$	82	$	429	$	158

Accumulated Other Comprehensive (Loss) Income

Accumulated other comprehensive loss by components, net of tax (in thousands):

	Foreign Currency Translation Adjustment		Unrealized (Losses) Gains on Investments		Unrealized Losses on Hedging Activity		Total
Balance, December 1, 2019	$	(28,393)	$	(30)	$	(1,551)	$	(29,974)
Other comprehensive income (loss)	777		44		(3,625)		(2,804)
Balance, December 1, 2020	$	(27,616)	$	14	$	(5,176)	$	(32,778)
Other comprehensive (loss) income	(2,439)		(63)		2,837		335
Balance, November 30, 2021	$	(30,055)	$	(49)	$	(2,339)	$	(32,443)